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On a planet whose size (including radii) is the same and mass is 4 times as that of our earth. Then the amount of work done to lift 3 kg mass vertically upwards through 3 m distance on that planet is (g on the surface of earth is 10 m/s2)

(a)

40 J

(b)

360 kg

(c)

360 J

(d)

40 kg



Question ID - 152111 | SaraNextGen Top Answer

On a planet whose size (including radii) is the same and mass is 4 times as that of our earth. Then the amount of work done to lift 3 kg mass vertically upwards through 3 m distance on that planet is (g on the surface of earth is 10 m/s2)

(a)

40 J

(b)

360 kg

(c)

360 J

(d)

40 kg

1 Answer
127 votes
Answer Key / Explanation : (c) -

360 J

127 votes


127